Teeming off Hawaii’s famous beaches is a complex web of life—sharks, turtles, seabirds—that relies enormously on tiny larval fish, the food for many species. In their first few weeks of existence the ...

Plastics can enter the food web at an unexpected point: larval fish as small as the tip of a pencil. Larval fish congregate in ocean slicks — ribbons of calm water that form naturally on the ocean’s ...